root { 
    display: block;
}

.superior-div{
    width: 100%;
    height: 100%;
}

.click_derecho {
    z-index: 200;
    margin-left: 200px;
    margin-top: 200px;
    position:fixed; 
    text-align:center; 
    width:auto; 
    height: auto;
    border:1px solid black; 
    background-color:white; 
    font-family:Verdana; 
    line-height:20px; 
    cursor: default;
    visibility:hidden; 
    padding-left: 40px;
    padding-right: 40px;
}